Asst. Prof. ÜMMÜGÜLSÜN ÇAĞLAYAN

Publication Network

Articles 13

1. New Results on Negative-Indexed Pell Numbers via Matrix Methods

GÖKCAN İ., ÇAĞLAYAN Ü., DEĞER A. H.

CUMHURIYET SCIENCE JOURNAL , vol.46, no.4, pp.902-910, 2025 (TRDizin)

2. Some approximations and identities from special sequences for the vertices of suborbital graphs

GÖKCAN İ., DEĞER A. H., ÇAĞLAYAN Ü.

SIGMA JOURNAL OF ENGINEERING AND NATURAL SCIENCES , vol.42, no.5, pp.9, 2024 (ESCI, Scopus) Sustainable Development

3. On applications of Pell and Pell-Lucas numbers with matrix method

Akbaba Ü., Hikmet Değer A. H.

JOURNAL OF INTELLIGENT & FUZZY SYSTEMS , vol.44, no.6, pp.10703-10707, 2023 (SCI-Expanded, Scopus) Sustainable Development

4. Özel Tam Sayı Dizilerinin Bazı Matris Uygulamaları

Çağlayan Ü.

Bilecik Seyh Edebali Universitesi Fen Bilimleri Dergisi , vol.10, no.1, pp.209-216, 2023 (TRDizin)

5. AN ALGORITHM FOR THE VERTICES ON THE PATHS OF MINIMAL LENGTH IN THE SUBORBITAL GRAPHS

Akbaba Ü., Değer A. H., Berber T.

Proceedings of the 6th International Conference on Computational Mathematics and Engineering Sciences (CMES-2022) , vol.1, no.1, pp.250-255, 2022 (Conference Book)

6. Relation between matrices and the suborbital graphs by the special number sequences

Akbaba Ü., Değer A. H.

TURKISH JOURNAL OF MATHEMATICS , vol.46, no.3, pp.753-767, 2022 (SCI-Expanded, Scopus, TRDizin)

7. Maximally Accretive Differential Operators of First Order in the Weighted Hilbert Spaces

AKBABA Ü., Al P. I.

LOBACHEVSKII JOURNAL OF MATHEMATICS , vol.42, no.12, pp.2707-2713, 2021 (ESCI, Scopus)

8. Images of Some Discs Under the Linear Fractional Transformation of Special Continued Fractions

Akbaba Ü., Tuylu T., Değer A. H.

CONFERENCE PROCEEDINGS OF SCIENCE AND TECHNOLOGY , vol.1, no.1, pp.232-237, 2021 (Peer-Reviewed Journal)

9. Maximally Dissipative Differential Operators of First Order in the Weighted Hilbert Space

Al P. I., AKBABA Ü.

LOBACHEVSKII JOURNAL OF MATHEMATICS , vol.42, no.3, pp.490-495, 2021 (ESCI, Scopus)

10. On the Compactly Solvable Differential Operators for First Order

İpek Al P., Akbaba Ü.

LOBACHEVSKII JOURNAL OF MATHEMATICS , vol.41, no.6, pp.1078-1086, 2020 (ESCI, Scopus)

11. The Generating Functions for Special Pringsheim Continued Fractions

Akbaba Ü., Değer A. H.

Communications in Advanced Mathematical Sciences , vol.3, no.2, pp.74-81, 2020 (Peer-Reviewed Journal)

12. On Some Connections Between Suborbital Graphs and Special Sequences

AKBABA Ü., DEĞER A. H., TUYLU T.

Turkish Journal of Mathematics and Computer Science , vol.10, pp.134-143, 2018 (TRDizin)

13. Some special values of vertices of trees on the suborbital graphs

DEĞER A. H., AKBABA Ü.

AIP Conference Proceedings , vol.1926, no.20013, pp.1-6, 2018 (Peer-Reviewed Journal)

Papers Presented at Peer-Reviewed Scientific Conferences 23

1. On the Edge Conditions of the Some Suborbital Graphs on ℚ ̂

Çağlayan Ü.

15th Algebraic Hyperstructures and its Applications, İstanbul, Turkey, 28 - 30 July 2023, pp.62, (Summary Text)

2. AN ALGORITHM FOR THE VERTICES ON THE PATHS OF MINIMAL LENGTH IN THE SUBORBITAL GRAPHS

Akbaba Ü., Değer A. H., Berber T.

THE SIXTH INTERNATIONAL CONFERENCE ON COMPUTATIONAL MATHEMATICS AND ENGINEERING SCIENCES (CMES-2022), Ordu, Turkey, 20 - 22 May 2022, pp.188, (Summary Text)

3. PELL AND PELL-LUCAS NUMBERS IN SUBORBITAL GRAPHS

Akbaba Ü., Değer A. H.

THE SIXTH INTERNATIONAL CONFERENCE ON COMPUTATIONAL MATHEMATICS AND ENGINEERING SCIENCES (CMES-2022), Ordu, Turkey, 20 - 22 May 2022, pp.193, (Summary Text)

4. Images of Some Discs Under the Linear Fractional Transformation of Special Continued Fractions

Akbaba Ü., Tuylu T., Değer A. H.

18 th International Geometry Symposium, Malatya, Turkey, 12 - 13 July 2021, pp.186, (Summary Text)

5. Images of Minimal-Length Hyperbolic Paths on the Poincare Disc

Tuylu T., Akbaba Ü., Değer A. H.

18 th International Geometry Symposium, Malatya, Turkey, 12 - 13 July 2021, pp.187, (Summary Text)

6. The Farthest Vertices on the Suborbital Graphs via Hyperbolic Geometry

DEĞER A. H., AKBABA Ü., Gökcan İ., TUYLU T.

17th International Geometry Symposium, Erzincan, Turkey, 19 - 22 June 2019, pp.130, (Summary Text)

7. On Suborbital Graphs with Hyperbolic Geodesics and Entries of Matrices from Some Sequences

DEĞER A. H., AKBABA Ü., TUYLU T., Gökcan İ.

17th International Geometry Symposium, Erzincan, Turkey, 19 - 22 June 2019, pp.129, (Summary Text)

8. On Suborbital Graphs and Matrices with Even Fibonacci and Lucas Numbers

AKBABA Ü., DEĞER A. H.

The Mediterranean International Conference of Pure&Applied Mathematics and Related Areas, Antalya, Turkey, 26 - 29 October 2018, pp.64, (Summary Text)

9. The Generating Functions of Recurrence Relation of the Path of Minimal Length on Suborbital Graphs

AKBABA Ü., DEĞER A. H., TUYLU T.

INTERNATIONAL CONFERENCE ON RECENT ADVANCES IN PURE AND APPLIED MATHEMATICS, Trabzon, Turkey, 23 - 27 July 2018, pp.17, (Summary Text)

10. On Suborbital Graphs and Related Sequences

DEĞER A. H., AKBABA Ü., TUYLU T.

INTERNATIONAL CONFERENCE ON RECENT ADVANCES IN PURE AND APPLIED MATHEMATICS, Trabzon, Turkey, 23 - 27 July 2018, pp.68, (Summary Text)

11. Relation of Some Special Vertices of Suborbital Graphs and Continued Fractions

TUYLU T., DEĞER A. H., AKBABA Ü.

INTERNATIONAL CONFERENCE ON RECENT ADVANCES IN PURE AND APPLIED MATHEMATICS, Trabzon, Turkey, 23 - 27 July 2018, pp.172, (Summary Text)

12. On Some Connections Between Suborbital Graphs and Fibonacci- Lucas Matrices

AKBABA Ü., DEĞER A. H.

INTERNATIONAL CONFERENCE ON MATHEMATICS “An Istanbul Meeting for World Mathematicians” Minisymposium on Approximation Theory &Minisymposium on Math Education, İstanbul, Turkey, 3 - 06 July 2018, pp.366, (Summary Text)